CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
be quiet! Silent Wings Pro 4 120mm White- UHS
Lab IDBQ12000101
  • Report: 24FN101A
  • Receipt Date: -
  • Test Date: -
  • Report Date: -
Airflow Rating
Static Pressure Rating
Aristeidis Bitziopoulos, Lab Director

General Information

Fan Testing Instrument Technical Specifications

Manufacturer Long Win Science & Technology Corporation
Model Number LW-9266
Air Flow Rate 2.4 – 250 CFM
Accuracy of Air Flow Rage < 3.5% INFS
Repeatability error < 2%
Static pressure 0-20mmAq (100mmAq with the high static pressure throttle device)
Overall Dimensions 0.7 (W) x 2.2 (L) x 1.6 (H) m
Power Source 220VAC, 5A, Single Phase, 50/60Hz
Based on Standards ISO 5801-2007, AMCA 210-0, ASHRAE 51-2007, IEC 61591-2005, GB/T 1236-200

Test Equipment

Test Environment Hemi-Anechoic Chamber with 6 dB(A) noise floor
Conditions 25(±2) degrees Celsius, 40-50% humidity
Sound Analyzer Bruel & Kjaer 2270-S G4 & 2250-L G4
Microphone Bruel & Kjaer Type 4955-A
Mic Calibrator Bruel & Kjaer Type 4231
Data Logger Picoscope TC-08

Technical Specifications Table

be quiet!
型號Silent Wings Pro 4 120mm White- UHS
Max Speed (RPM)3061
Max Airflow (CFM)80.53
Max Static Pressure (mmAq)4.87
Max Fan Noise Level (dBA)42.60
Fan Bearing TypeFluid Dynamic
Fan ConnectorPWM
Fan Max Current (A)0.37
Fan Weight (gr)228
Dimensions (W x H x D)120x120x25
Fan daisy-chain connector✗
Cable length (mm)500

Pressure and Airflow

PQ Chart All Speed

PQ Chart 10% Speed

PQ Chart 20% Speed

PQ Chart 30% Speed

PQ Chart 40% Speed

PQ Chart 50% Speed

PQ Chart 60% Speed

PQ Chart 70% Speed

PQ Chart 80% Speed

PQ Chart 90% Speed

PQ Chart 100% Speed

General Performance

Fan Percentage RPM LongWin

Fan Percentage CFM

Fan Percentage Pressure

Fan Percentage Power

Fan Percentage Amps

Fan Percentage Noise

Fan Speed Noise

Fan Noise Speed

be quiet! Silent Wings Pro 4 120mm White- UHS

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CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
www.cybenetics.com - info@cybenetics.com